If you feel no long interested on current major, then do it asap or it will just waste your time. You can still get that money back after you get a job. Follow your heart
not sure about GUI. but if u want to reuse existing threads, not creating new ones, you can use the thread pools. starting from java 5, there is the concurrent package in jdk, very useful and convenient to use for thread managment.
For one thread, it sounds overkill, diable the button is fine.
use
【在 S********a 的大作中提到】 : not sure about GUI. : but if u want to reuse existing threads, not creating new ones, you can use : the thread pools. : starting from java 5, there is the concurrent package in jdk, very useful : and convenient to use for thread managment.